Suffolk County  »  11751  »  Union Ave  »  142 Union Ave

142 Union Avenue, Islip, NY 11751 - Property report

Also known as: 142 Union Ave

Property image for 142 Union Avenue, Islip, NY 11751
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Property type

One Family Year-Round Residence (210)

Year built

1938

Acreage

0.22

Sale price

$380,500

General information

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Address
Primary address
142 Union Avenue
ZIP code
11751
County
Suffolk
Village (SWIS code)
472889
Parcel ID
396-4-59

Owner

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Sales
Sale date
09/24/2019
Sale price
$380,500
Arm's length
Tax
Tax year
2025-2026
Current property tax
$8,806
Zoning & Use
Zoning
Residential (B)
Building
Property type
One Family Year-Round Residence (210)
Building sq. ft.
1,260
Year built
1938
Lot
Acreage
0.22

Area overview

Walk score
71 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
47 /100.  Somewhat Bikeable
School district
472802

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 142 Union Avenue, Islip, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 142 Union Avenue, Islip, NY 11751

Sale date Sale price Buyer name Seller name
09/24/2019 $380,500 XXXXXX XXXXXX XXXXX XXXXXX X

*Most recent sale on record for this property.

More about Suffolk County property records.

Title documents

Date Type Amount Party 1 Party 2
10/17/2019 - R
09/24/2019 - D		 Deed
(Bargain and sale)		 XXXXX XXXXXX X XXXXXX XXXXXX

*Most recent recorded document on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 142 Union Avenue, Islip, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Current property tax
$8,806
Base tax
$9,785
Recent tax assessments
Market value
$436,619
Assessed value
$31,000
Exemptions

More about Suffolk County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $436,619 $31,000 31.564 $9,785 +3.54%
2024-2025 $436,619 $31,000 30.486 $9,451 +3.73%
2023-2024 $425,824 $31,000 29.39 $9,111 +1.68%
2022-2023 $374,397 $31,000 28.904 $8,960 +0.07%
2021-2022 $334,052 $31,000 28.884 $8,954 +3.07%
2020-2021 $319,588 $31,000 28.023 $8,687 -24.38%
2019-2020 $263,877 $29,950 38.357 $11,488 +50.41%
2018-2019 $263,877 $29,950 25.502 $7,638 +0.85%
2017-2018 $247,112 $29,950 25.286 $7,573 -1.55%
2016-2017 $235,827 $29,950 25.684 $7,692 +4.39%
Permits

Permit information for 142 Union Avenue, Islip, NY

No recently recorded permits for this property.

Neighborhood

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
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Access the detailed traffic volume map for 142 Union Avenue, Islip, NY 11751 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Maud S Sherwood Elementary School 6 Public 2-5 335 0.40
St Mary School NR Private PK-8 413 0.92
St Mary School NR Private PK-8 413 0.92
Wing Elementary School NR Public K-1 379 1.16
John F Kennedy Elementary School 5 Public 3-5 450 1.32
Commack Road Elementary School 3 Public 2-5 397 1.49
Woodhull School NR Public PK, K-6 34 1.55
Woodhull School NR Public PK, K-6 34 1.55
St Patrick School NR Private PK-8 534 1.71
St Patrick School NR Private PK-8 534 1.71
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Islip Middle School 4 Public 6-8 641 0.64
St Mary School NR Private PK-8 413 0.92
St Patrick School NR Private PK-8 534 1.71
East Islip Middle School 6 Public 6-8 804 2.35
Bay Shore Middle School 5 Public 6-8 1,298 2.37
St Peters By The Sea Episcopal Day School NR Private PK, K-8 176 3.47
South Middle School 3 Public 6-8 1,033 3.56
MDQ Academy NR Private PK-12 412 3.74
East Middle School 4 Public 6-8 1,159 4.16
Our Lady Of Providence Regional School NR Private PK-8 251 4.39
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Islip High School 9 Public 9-12 892 0.67
Bay Shore Senior High School 5 Public 9-12 1,910 2.24
East Islip High School 8 Public 9-12 1,145 2.41
MDQ Academy NR Private PK-12 412 3.74
Brentwood High School 3 Public 9-12 4,641 4.06
Connetquot Alternative Preschool At Premm NR Public 0 4.63
St John The Baptist Diocesan High School NR Private 9-12 1,335 4.63
West Islip Senior High School 9 Public 9-12 1,262 4.96
Freshman Center NR Public 9 1,247 5.11
Central Islip Senior High School 3 Public 9-12 2,576 5.11

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 142 Union Avenue, Islip, NY

101 Monell Ave, Islip 132 Union Ave, Islip 113 Monell Ave, Islip 91 Union Ave, Islip 222 Union Ave, Islip 90 Union Ave, Islip 172 Union Ave, Islip 206 Monell Ave, Islip 108 Union Ave, Islip 128 Union Ave, Islip 236 Raymond St, Islip 205 Monell Ave, Islip 200 Monell Ave, Islip 114 Union Ave, Islip 226 Union Ave, Islip 194 Monell Ave, Islip 96 Union Ave, Islip 86 Union Ave, Islip 148 Union Ave, Islip 215 Monell Ave, Islip

Nearby ZIP codes for 142 Union Avenue, Islip, NY

11702, Suffolk County, NY 11703, Suffolk County, NY 11706, Suffolk County, NY 11716, Suffolk County, NY 11717, Suffolk County, NY 11718, Suffolk County, NY 11722, Suffolk County, NY 11725, Suffolk County, NY 11729, Suffolk County, NY 11730, Suffolk County, NY 11739, Suffolk County, NY 11749, Suffolk County, NY 11752, Suffolk County, NY 11769, Suffolk County, NY 11770, Suffolk County, NY 11779, Suffolk County, NY 11787, Suffolk County, NY 11788, Suffolk County, NY 11795, Suffolk County, NY 11796, Suffolk County, NY

Frequently asked questions

What is the year built for 142 Union Avenue, Islip, NY 11751?

The development at 142 Union Avenue, Islip, NY 11751 was built in 1938.

What is the total square footage of 142 Union Avenue, Islip, NY 11751?

142 Union Avenue, Islip, NY 11751 has a total of 1,260 square feet.

When was 142 Union Avenue, Islip, NY 11751 last sold and what was the sale price?

142 Union Avenue, Islip, NY 11751 was last sold on 09/24/2019 for $380,500.

What is the assessed value of 142 Union Avenue, Islip, NY 11751?

142 Union Avenue, Islip, NY 11751 is currently assessed at $31,000.

What are the property taxes for 142 Union Avenue, Islip, NY 11751?

The property taxes for 142 Union Avenue, Islip, NY 11751 total $9,784.

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